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Question
What did Dr. Jenner inoculated in the boy for the first time?
Options
live cowpox virus
dead cowpox virus
live small pox virus
dead small pox virus
MCQ
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Solution
live cowpox virus
Explanation:
Jenner first inoculated the boy with cowpox material, which protected him against smallpox. He did not initially inoculate him with smallpox or with dead cowpox virus.
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